<ul class="cat_searh">
    <php>
        $t=array();
        $t=$_GET;
        $t[$field['name']]='';
        $_tj= $t;
    </php>
    <li class="f12px c333  mr10
                                            <if condition="
    $_GET[$field['name']] eq ''">cat_search_active br3</if>
    " ><a href="{:U('cat/Index/li',$_tj)}">全部</a>
    </li>
    <volist name="field['values']" id="tj">
        <php>
            $get=$_GET;
            $get[$field['name']]=$key;
            $_tj= $get;
        </php>
        <li class="f12px c333  mr10
                                                <if condition="
        ($_GET[$field['name']] eq $key )AND($_GET[$field['name']] neq '')">cat_search_active br3</if>

        "><a
            href="{:U('cat/Index/li',$_tj)}">{$tj}</a></li>
    </volist>
</ul>